CN221495109U - Fixed mechanical clamp for machining - Google Patents

Abstract

The utility model discloses a fixing mechanical clamp for machining, which comprises: the movable mechanism comprises a clamp, a fixed plate is fixedly connected to the back of the clamp, a sliding groove is formed in the surface of the fixed plate, a sliding plate is connected to the surface of the inner wall of the sliding groove in a sliding mode, a connecting block is fixedly connected to the left side and the right side of the sliding plate, a sliding hook is fixedly connected to the back of the connecting block, the surface of the sliding hook is in sliding connection with the surface of the fixed plate, a linkage mechanism is connected to the surface of the inner wall of the clamp in a threaded mode, a first gear is fixedly connected to the left side of the screw, a toothed chain is meshed to the surface of the first gear, and a second gear is meshed to the surface of the toothed chain. When the clamp is used, the clamp can automatically clamp the workpiece under the action of the movable mechanism and the linkage mechanism, so that the inefficiency caused by manual operation of the existing clamp is avoided, and the clamp has the advantage of automatically clamping the workpiece.

Description

Fixed mechanical clamp for machining

Technical Field

The utility model relates to the technical field of clamps, in particular to a fixed mechanical clamp for machining.

Background

The fixture is used to fix the machining object in the correct position during the machining process to accept the construction or detection. In a broad sense, any device used to quickly, conveniently and safely mount a workpiece at any stage in the process may be referred to as a fixture.

The fixture is generally composed of a positioning element (determining the correct position of the workpiece in the fixture), a clamping device, a tool setting guide element (determining the relative position of the tool and the workpiece or guiding the tool direction), an indexing device (enabling the workpiece to finish the machining of a plurality of stations in one installation, including a rotary indexing device and a linear movement indexing device), a connecting element, a fixture body (fixture base) and the like.

Such as welding jigs, inspection jigs, assembly jigs, machine jigs, etc., with machine jigs being the most common, often simply referred to as jigs. When a workpiece is machined on a machine tool, the workpiece must be assembled (positioned) and clamped (clamped) before machining in order to achieve the requirements of the surface of the workpiece such as the size, geometry, mutual position precision with other surfaces and the like specified in the drawing.

The types of the clamp can be divided into: ① Universal universal fixture. Such as machine vice, chuck, sucking disc, dividing head and rotary table, etc. has very high universality, and can be well adapted to the change of machining procedure and machining object. ② A special fixture. The clamping device is specially designed and manufactured for clamping a certain product part in a certain process, has specific service objects and strong pertinence, and is generally designed by a product manufacturing factory. Commonly used are lathe jigs, milling jigs, jigs (jigs for guiding tools to drill or ream a workpiece), boring jigs (jigs for guiding boring bars to bore a workpiece), and follower jigs (movable jigs for use in assembling machine tools on automatic lines). ③ An adjustable clamp. The special fixture of the element can be replaced or adjusted. ④ And (5) assembling a clamp. The fixture, which consists of standardized elements of different shapes, specifications and uses, is suitable for single-piece, small-batch production and temporary tasks of new product trial production and frequent product replacement.

In addition to vices, chucks, index heads, and rotary tables, there is a more common term shank, which is commonly referred to as the shank when the term tool holder is used in conjunction.

For example, the Chinese patent network patent application number is: 201510999495.8 the present invention relates to a clamp comprising: the base is provided with a body, a connecting part arranged on the body and a placing plate arranged on the connecting part, the placing plate and the body are arranged at intervals to form a placing area, and a through groove communicated with the placing area is formed in the placing plate; the sub-clamp is detachably arranged on the placing plate and seals the through groove; the fixing part is arranged on the body and props against the sub-clamp to fix the sub-clamp. Above-mentioned anchor clamps are because sub-anchor clamps detachably sets up on the base, make wait that the machined part can enter into next process along with sub-anchor clamps, and then make wait that the machined part can install fast, practice thrift installation time, improve production effect, shorten production cycle, this anchor clamps can not press from both sides the work piece automatically and get to increased operating procedure, reduced work efficiency.

Generally, in the use process of the fixing clamp for machining, manual operation is required to rotate a screw rod so as to clamp a workpiece, but the manual operation is complex and troublesome, so that the operation steps are increased, and the working efficiency is reduced.

Therefore, the clamp needs to be designed and modified, and the phenomenon that the traditional clamp needs manual operation is effectively prevented.

Disclosure of utility model

In order to solve the problems in the prior art, the utility model aims to provide a fixing mechanical clamp for machining, which has the advantage of automatically clamping a workpiece and solves the problem that the traditional clamp needs manual operation.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a fixed mechanical clamp for machining comprising: the movable mechanism comprises a clamp, a fixed plate is fixedly connected to the back of the clamp, a sliding groove is formed in the surface of the fixed plate, a sliding plate is connected to the surface of the inner wall of the sliding groove in a sliding mode, connecting blocks are fixedly connected to the left side and the right side of the sliding plate, a sliding hook is fixedly connected to the back of the connecting block, and the surface of the sliding hook is connected with the surface of the fixed plate in a sliding mode;

The surface threaded connection of link gear, the surface threaded connection of anchor clamps inner wall has the screw rod, the left side fixedly connected with gear one, the surface engagement of gear one has the tooth chain, the surface engagement of tooth chain has gear two, the right side fixedly connected with motor of gear two, the front of motor and the back fixed connection of slide, the left side of gear one and gear two all has the connecting rod through bearing frame swing joint.

Preferably, the front surface of the fixing plate is fixedly connected with a reinforcing block, and the right side of the reinforcing block is fixedly connected with the left side of the clamp.

As the preferable mode of the utility model, the left side and the right side of the front surfaces of the first gear and the second gear are fixedly connected with limit rings, and the limit rings are matched with the first gear and the second gear for use.

Preferably, the back of the motor is movably connected with a protective shell, and the front of the protective shell is fixedly connected with the surface of the sliding hook.

As the preferable mode of the utility model, the left side of the inner wall of the chute is fixedly connected with a spacer, and the spacer has elasticity and vibration reduction capability.

As the preferable mode of the utility model, the bottom of the back surface of the fixing plate is fixedly connected with a supporting plate, and the top of the supporting plate is in sliding connection with the bottom of the protective shell.

Compared with the prior art, the utility model has the following beneficial effects:

1. When the clamp is used, the clamp can automatically clamp the workpiece under the action of the movable mechanism and the linkage mechanism, so that the inefficiency caused by manual operation of the existing clamp is avoided, and the clamp has the advantage of automatically clamping the workpiece.

2. According to the utility model, the fixing plate can be reinforced by arranging the reinforcing block, so that deformation or dislocation caused by overlarge stress can be prevented.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic diagram of a linkage mechanism according to the present utility model;

FIG. 3 is a schematic view of the movable mechanism of the present utility model;

Fig. 4 is an enlarged view of a part of the present utility model.

In the figure: 1. a clamp; 2. a fixing plate; 3. a chute; 4. a slide plate; 5. a connecting block; 6. a sliding hook; 7. a screw; 8. a first gear; 9. a toothed chain; 10. a second gear; 11. a motor; 12. a connecting rod; 13. a reinforcing block; 14. a limit ring; 15. a protective shell; 16. a spacer; 17. and a support plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 4, the fixing mechanical clamp for machining provided by the present utility model includes: the movable mechanism comprises a clamp 1, the back of the clamp 1 is fixedly connected with a fixed plate 2, the surface of the fixed plate 2 is provided with a sliding groove 3, the surface of the inner wall of the sliding groove 3 is slidably connected with a sliding plate 4, the left side and the right side of the sliding plate 4 are fixedly connected with a connecting block 5, the back of the connecting block 5 is fixedly connected with a sliding hook 6, and the surface of the sliding hook 6 is slidably connected with the surface of the fixed plate 2;

The surface threaded connection of link gear, anchor clamps 1 inner wall has screw rod 7, and the left side fixedly connected with gear one 8 of screw rod 7, and the surface engagement of gear one 8 has toothed chain 9, and the surface engagement of toothed chain 9 has gear two 10, and the right side fixedly connected with motor 11 of gear two 10, the front of motor 11 and the back fixed connection of slide 4, and the left side of gear one 8 and gear two 10 is all through bearing frame swing joint has connecting rod 12.

Referring to fig. 1, a reinforcing block 13 is fixedly connected to the front surface of the fixing plate 2, and the right side of the reinforcing block 13 is fixedly connected to the left side of the jig 1.

As a technical optimization scheme of the utility model, the fixing plate 2 can be reinforced by arranging the reinforcing blocks 13, so that deformation or dislocation caused by overlarge stress can be prevented.

Referring to fig. 4, the left side and the right side of the front faces of the first gear 8 and the second gear 10 are fixedly connected with a limit ring 14, and the limit ring 14 is matched with the first gear 8 and the second gear 10 for use.

As a technical optimization scheme of the utility model, the toothed chain 9 can be limited by arranging the limiting rings 14, so that dislocation or deviation caused by collision of other objects with the toothed chain is prevented.

Referring to fig. 1, a protective housing 15 is movably connected to the back of the motor 11, and the front of the protective housing 15 is fixedly connected to the surface of the sliding hook 6.

As a technical optimization scheme of the utility model, the motor 11 can be protected by arranging the protective shell 15, so that other objects are prevented from colliding with the motor to cause damage.

Referring to fig. 2, a spacer 16 is fixedly connected to the left side of the inner wall of the chute 3, and the spacer 16 has elasticity and vibration damping capability.

As a technical optimization scheme of the utility model, the sliding plate 4 can be protected by arranging the isolation pad 16, so that the sliding plate is prevented from collision with the sliding groove 3 to cause excessive abrasion.

Referring to fig. 2, a support plate 17 is fixedly connected to the bottom of the back surface of the fixing plate 2, and the top of the support plate 17 is slidably connected to the bottom of the protection housing 15.

As a technical optimization scheme of the utility model, the support plate 17 is arranged, so that the protective shell 15 can be supported, and is prevented from being collided by other objects to cause dislocation or falling.

The working principle and the using flow of the utility model are as follows: when the clamp is used, the motor 11 is started to operate, the output end of the motor 11 drives the gear II 10 to rotate, the gear II 10 rotates and simultaneously drives the gear I8 to rotate through the toothed chain 9, the gear I8 drives the screw rod 7 to rotate, the screw rod 7 rotates in the process of being fixed through the clamp 1, the gear drives the connecting rod 12 to move to the right side through the bearing seat, the connecting rod 12 drives the motor 11 to move through the bearing seat, the motor 11 drives the sliding plate 4 to slide in the sliding groove 3 of the fixed plate 2 and simultaneously drives the sliding hook 6 to slide at the top of the fixed plate 2 through the connecting block 5, so that the support function is achieved, the screw rod 7 can automatically move to the right side and simultaneously drive the clamp 1 to clamp a workpiece, the inefficiency caused by manual operation of the existing clamp 1 is avoided, and the advantage of automatically clamping the workpiece is achieved.

To sum up: when the clamp is used, the clamp 1 can automatically clamp the workpiece under the action of the movable mechanism and the linkage mechanism, so that the inefficiency caused by manual operation of the existing clamp 1 is avoided, the clamp has the advantage of automatically clamping the workpiece, and the problem that the traditional clamp 1 needs manual operation is solved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. A fixing mechanical jig for machining, comprising:

The movable mechanism comprises a clamp (1), the back of the clamp (1) is fixedly connected with a fixed plate (2), a sliding groove (3) is formed in the surface of the fixed plate (2), a sliding plate (4) is slidably connected to the surface of the inner wall of the sliding groove (3), connecting blocks (5) are fixedly connected to the left side and the right side of the sliding plate (4), a sliding hook (6) is fixedly connected to the back of the connecting block (5), and the surface of the sliding hook (6) is slidably connected with the surface of the fixed plate (2);

the surface threaded connection of link gear, the surface threaded connection of anchor clamps (1) inner wall has screw rod (7), the left side fixedly connected with gear (8) of screw rod (7), the surface engagement of gear (8) has toothed chain (9), the surface engagement of toothed chain (9) has gear two (10), the right side fixedly connected with motor (11) of gear two (10), the front of motor (11) and the back fixed connection of slide (4), the left side of gear one (8) and gear two (10) all has connecting rod (12) through bearing frame swing joint.

2. A fixing mechanical jig for machining according to claim 1, wherein: the front of fixed plate (2) fixedly connected with consolidates piece (13), consolidate the right side of piece (13) and the left side fixed connection of anchor clamps (1).

3. A fixing mechanical jig for machining according to claim 1, wherein: and the limiting rings (14) are fixedly connected to the left side and the right side of the front surfaces of the first gear (8) and the second gear (10), and the limiting rings (14) are matched with the first gear (8) and the second gear (10).

4. A fixing mechanical jig for machining according to claim 1, wherein: the back of motor (11) swing joint has protecting crust (15), the front of protecting crust (15) is connected with the surface mounting of slip hook (6).

5. A fixing mechanical jig for machining according to claim 1, wherein: the left side of the inner wall of the chute (3) is fixedly connected with a spacer (16), and the spacer (16) has elasticity and vibration reduction capability.

6. A fixing mechanical jig for machining according to claim 1, wherein: the bottom of fixed plate (2) back is fixedly connected with backup pad (17), the top of backup pad (17) and the bottom sliding connection of protecting crust (15).